Home / Standards / GB/T 21354-2008 GB/T 21354-2008 Active Powders-Determination of tap density 粉末产品振实密度测定通用方法 Standard Type GBT ICS 71.060.01 CCS G10 Status 现行 Issue Date 2008-01-11 Implementation 2008-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A